KEY TO SPECIES OF SPARROWS 277 



3. Chest-band buffy. . . .583. LINCOLN SPARROW 5f 



4. Heavily spotted below; not black 



585-. FOX SPARROWS 7-7 



Conspicuous markings absent. 



1. Fresh and salt-water marshes. 



542b. WESTERN SAVANNAH SPARROW 5| 



2. Salt marshes; slightly darker than 542b. (S.W. 

 Calif.) 543. BELDING SPARROW 5| 



3. About buildings on ocean beach; salt marshes. 



544. LARGE-BILLED SPARROW 5| 



4. Desert brush; wholly gray-brown above, finely 

 black-streaked; whitish below. 



562. BREWER SPARROW 5| 



5. Mesquite and brush; light-colored (S.E. Ariz.). 



578. CASSIN SPARROW 6 



